43003 - Valve Fusible Firomatic COâ‚‚ Applications: 600 psig (41

COâ‚‚ Applications: 600 psig (41 bar)

CROWN P/N: 21687

SKU: WIL-JHWHBP-0A

including those from Riello and other major burner brands

Outer Diameter (OD): 3/8"

43003 - Valve Fusible Firomatic COâ‚‚ Applications: 600 psig (41The 43003 Crown FIROMATIC Fusible Valve is a safety device, typically used in oil heating systems. Function: It's a fusible safety shut off valve designed to automatically close when exposed to high temperatures (usually around 165F or 200F), helping prevent fires by stopping the flow of oil. Application: Commonly installed in fuel oil lines for residential and commercial heating systems. Material: Usually made of brass for durability and corrosion